diff --git a/approval.py b/approval.py
index e8da677..c8f056c 100644
--- a/approval.py
+++ b/approval.py
@@ -1,5 +1,5 @@
 from datetime import datetime
-from trytond.model import Workflow, ModelSQL, ModelView, fields
+from trytond.model import Workflow, ModelSQL, ModelView, fields, DeactivableMixin
 from trytond.pyson import Eval, Bool
 from trytond.pool import Pool
 from trytond.transaction import Transaction
@@ -9,7 +9,7 @@ from trytond.exceptions import UserError
 __all__ = ['Group', 'GroupUser', 'Request']
 
 
-class Group(ModelSQL, ModelView):
+class Group(ModelSQL, ModelView, DeactivableMixin):
     'Approval Group'
     __name__ = 'approval.group'
     name = fields.Char('Name', required=True)
diff --git a/view/group_form.xml b/view/group_form.xml
index 6b8f605..97be68e 100644
--- a/view/group_form.xml
+++ b/view/group_form.xml
@@ -1,11 +1,13 @@
 <?xml version="1.0"?>
 <!-- The COPYRIGHT file at the top level of this repository contains the full
      copyright notices and license terms. -->
-<form>
+<form col="6">
     <label name="name"/>
-    <field name="name"/>
+    <field name="name" xexpand="1"/>
     <label name="model"/>
     <field name="model"/>
-    <separator name="users" colspan="4"/>
-    <field name="users" colspan="4"/>
+    <label name="active"/>
+    <field name="active" xexpand="0" width="100"/>
+    <separator name="users" colspan="6"/>
+    <field name="users" colspan="6"/>
 </form>